Add 54/7 and 20/8
1st number: 7 5/7, 2nd number: 2 4/8
54/7 + 20/8 is 143/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 7 × 8 = 56,
54/7 = 54 × 8/7 × 8 = 432/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
20/8 = 20 × 7/8 × 7 = 140/56 - Add the two like fractions:
432/56 + 140/56 = 432 + 140/56 = 572/56 - 572/56 simplified gives 143/14
- So, 54/7 + 20/8 = 143/14
In mixed form: 103/14
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